﻿// A simple program that computes the square root of a number
#include <stdio.h>
#include <stdlib.h>
#include <math.h>
#include "TutorialConfig.h"

#ifdef USE_MYMATH
#include "MathFunctions.h"
#endif
 
int main (int argc, char *argv[])
{
	fprintf(stdout, "%s Version %d.%d\n",
		argv[0],
		Tutorial_VERSION_MAJOR,
		Tutorial_VERSION_MINOR);
	fprintf(stdout, "Usage: %s number\n", argv[0]);

	double inputValue = 3.14;

#ifdef USE_MYMATH
	double outputValue = mysqrt(inputValue);
#else
	double outputValue = sqrt(inputValue);
#endif

	fprintf(stdout, "The square root of %g is %g\n",
		inputValue, outputValue);

  return 0;
}